目(mu)前市面上商品化(hua)的天(tian)然除(chu)(chu)蟲(chong)(chong)(chong)(chong)(chong)菊(ju)(ju)(ju)素(su)(su)(su)都是(shi)六(liu)種(zhong)有機酯(zhi)的天(tian)然混合(he)物。這六(liu)種(zhong)化(hua)合(he)物的主要特(te)征結構(gou)于(yu)1924年報道，由于(yu)結構(gou)只在酸(suan)(suan)(suan)端和(he)(he)醇端不同，因(yin)此(ci)又被分(fen)成兩類(lei)。三種(zhong)菊(ju)(ju)(ju)酸(suan)(suan)(suan)酯(zhi)Pyrethrin I，Cinerin I和(he)(he)Jasmolin I被稱為(wei)除(chu)(chu)蟲(chong)(chong)(chong)(chong)(chong)菊(ju)(ju)(ju)酯(zhi) I，三種(zhong)除(chu)(chu)蟲(chong)(chong)(chong)(chong)(chong)菊(ju)(ju)(ju)酸(suan)(suan)(suan)酯(zhi)Pyrethrin II， Cinerin II 和(he)(he)Jasmolin II 被成為(wei)除(chu)(chu)蟲(chong)(chong)(chong)(chong)(chong)菊(ju)(ju)(ju)酯(zhi)II (Essig and Zhao,2001)。天(tian)然除(chu)(chu)蟲(chong)(chong)(chong)(chong)(chong)菊(ju)(ju)(ju)素(su)(su)(su)中六(liu)種(zhong)成分(fen)含量相差(cha)較大，其中Pyrethrin I和(he)(he)Pyrethrin II約占(zhan)73%，Cinerin I和(he)(he)Cinerin II約占(zhan)19%，Jasmolin I和(he)(he)Jasmolin II 約占(zhan)8% (Roessink et al., 2005)。六(liu)種(zhong)成分(fen)均表現出擊倒活性(xing)和(he)(he)殺蟲(chong)(chong)(chong)(chong)(chong)活性(xing)，但除(chu)(chu)蟲(chong)(chong)(chong)(chong)(chong)菊(ju)(ju)(ju)素(su)(su)(su)的活性(xing)明(ming)顯大于(yu)瓜(gua)葉(xie)菊(ju)(ju)(ju)素(su)(su)(su)和(he)(he)茉酮(tong)菊(ju)(ju)(ju)素(su)(su)(su)，其中除(chu)(chu)蟲(chong)(chong)(chong)(chong)(chong)菊(ju)(ju)(ju)酯(zhi) I有更(geng)強的殺蟲(chong)(chong)(chong)(chong)(chong)活性(xing)，而除(chu)(chu)蟲(chong)(chong)(chong)(chong)(chong)菊(ju)(ju)(ju)酯(zhi)II則有更(geng)快的擊倒活性(xing)(Sawicki, 1962)。除(chu)(chu)蟲(chong)(chong)(chong)(chong)(chong)菊(ju)(ju)(ju)素(su)(su)(su)是(shi)天(tian)然除(chu)(chu)蟲(chong)(chong)(chong)(chong)(chong)菊(ju)(ju)(ju)素(su)(su)(su)中主要的酯(zhi)類(lei)，但除(chu)(chu)蟲(chong)(chong)(chong)(chong)(chong)菊(ju)(ju)(ju)素(su)(su)(su)卻比(bi)次(ci)要的瓜(gua)葉(xie)菊(ju)(ju)(ju)素(su)(su)(su)和(he)(he)茉酮(tong)菊(ju)(ju)(ju)素(su)(su)(su)更(geng)容易發生(sheng)自氧(yang)化(hua)(Freemont et al., 2016)。智(zhi)能(neng)驅蚊系統，歡迎咨詢景薈（上海）環(huan)境科技有限公司了解(jie)！貴州(zhou)園林智(zhi)能(neng)驅蚊系統廠(chang)家

鑒定(ding)植(zhi)(zhi)物(wu)(wu)(wu)化(hua)(hua)學(xue)(xue)成分(fen)(fen)種類所必需(xu)的(de)(de)氣質(zhi)數(shu)據庫(ku)(ku)與(yu)液質(zhi)數(shu)據庫(ku)(ku)急待(dai)完善和充實,鑒定(ding)有效(xiao)成分(fen)(fen)的(de)(de)化(hua)(hua)學(xue)(xue)結(jie)構(gou)(gou)的(de)(de)方法也應(ying)進一(yi)步優化(hua)(hua),有效(xiao)成分(fen)(fen)活(huo)性(xing)(xing)高(gao)(gao)低的(de)(de)測定(ding)方法急須改進.目前,高(gao)(gao)效(xiao)的(de)(de)植(zhi)(zhi)物(wu)(wu)(wu)源(yuan)先(xian)導化(hua)(hua)合(he)物(wu)(wu)(wu)罕見,今后驅(qu)(qu)(qu)蚊植(zhi)(zhi)物(wu)(wu)(wu)研究(jiu)的(de)(de)重點之一(yi)是為新(xin)植(zhi)(zhi)物(wu)(wu)(wu)源(yuan)驅(qu)(qu)(qu)滅(mie)產品的(de)(de)創制(zhi)尋找(zhao)高(gao)(gao)效(xiao)的(de)(de)先(xian)導化(hua)(hua)合(he)物(wu)(wu)(wu).在(zai)對(dui)植(zhi)(zhi)物(wu)(wu)(wu)中有效(xiao)成分(fen)(fen)進行(xing)分(fen)(fen)離與(yu)鑒定(ding)的(de)(de)基礎上(shang)研究(jiu)有效(xiao)成分(fen)(fen)的(de)(de)構(gou)(gou)效(xiao)關系(xi),找(zhao)出活(huo)性(xing)(xing)骨架,明確各取代基對(dui)活(huo)性(xing)(xing)的(de)(de)貢獻.植(zhi)(zhi)物(wu)(wu)(wu)中蘊藏(zang)大量(liang)結(jie)構(gou)(gou)新(xin)奇(qi)各異的(de)(de)具有驅(qu)(qu)(qu)滅(mie)活(huo)性(xing)(xing)的(de)(de)次生(sheng)物(wu)(wu)(wu)質(zhi)[46],這些天(tian)然(ran)的(de)(de)活(huo)性(xing)(xing)模板是研制(zhi)環保型驅(qu)(qu)(qu)滅(mie)劑的(de)(de)寶貴分(fen)(fen)子庫(ku)(ku).人們以(yi)除蟲(chong)菊中的(de)(de)除蟲(chong)菊酯為先(xian)導化(hua)(hua)合(he)物(wu)(wu)(wu)而開發的(de)(de)擬除蟲(chong)菊酯已成為防蚊的(de)(de)當(dang)家(jia)產品,但蚊蟲(chong)對(dui)其(qi)抗性(xing)(xing)日益增強,急待(dai)尋找(zhao)新(xin)的(de)(de)高(gao)(gao)效(xiao)的(de)(de)先(xian)導化(hua)(hua)合(he)物(wu)(wu)(wu)。安徽智(zhi)能(neng)(neng)驅(qu)(qu)(qu)蚊系(xi)統(tong)(tong)景(jing)薈（上(shang)海）環境科技有限公司為您提供智(zhi)能(neng)(neng)驅(qu)(qu)(qu)蚊系(xi)統(tong)(tong)，有需(xu)求可以(yi)來電咨詢(xun)！

早在(zai)(zai)16世紀，人(ren)們就(jiu)發現了除(chu)(chu)(chu)蟲(chong)(chong)(chong)(chong)(chong)菊(ju)(ju)的(de)殺蟲(chong)(chong)(chong)(chong)(chong)功效(xiao)，用(yong)(yong)于(yu)(yu)室內家(jia)庭衛生(sheng)害(hai)(hai)蟲(chong)(chong)(chong)(chong)(chong)防治，之(zhi)后天(tian)然除(chu)(chu)(chu)蟲(chong)(chong)(chong)(chong)(chong)菊(ju)(ju)素(su)(su)被(bei)國際(ji)公(gong)認(ren)為相(xiang)當較(jiao)好的(de)植(zhi)物(wu)源殺蟲(chong)(chong)(chong)(chong)(chong)劑(ji)之(zhi)一，在(zai)(zai)國內外(wai)被(bei)較(jiao)廣運(yun)用(yong)(yong)于(yu)(yu)農業害(hai)(hai)蟲(chong)(chong)(chong)(chong)(chong)、倉儲害(hai)(hai)蟲(chong)(chong)(chong)(chong)(chong)、衛生(sheng)害(hai)(hai)蟲(chong)(chong)(chong)(chong)(chong)以及家(jia)禽養(yang)殖場(chang)和寵物(wu)害(hai)(hai)蟲(chong)(chong)(chong)(chong)(chong)等(deng)(deng)(deng)領域。在(zai)(zai)農林牧業生(sheng)產(chan)上(shang)(shang)通常使用(yong)(yong)0.5%除(chu)(chu)(chu)蟲(chong)(chong)(chong)(chong)(chong)菊(ju)(ju)素(su)(su)粉劑(ji)或5%除(chu)(chu)(chu)蟲(chong)(chong)(chong)(chong)(chong)菊(ju)(ju)素(su)(su)乳油噴霧防治棉蚜(ya)(賀雙等(deng)(deng)(deng), 2016)、菜蚜(ya)(李毅(yi)等(deng)(deng)(deng), 2008)、薊馬(邵凡(fan)旭等(deng)(deng)(deng), 2015)、飛(fei)虱(shi)(曾(ceng)曉楠等(deng)(deng)(deng), 2013)、葉蟬(楊美秀, 2010)、菜青(qing)蟲(chong)(chong)(chong)(chong)(chong)(熊桂蓮(lian)等(deng)(deng)(deng), 2010)等(deng)(deng)(deng)害(hai)(hai)蟲(chong)(chong)(chong)(chong)(chong)；在(zai)(zai)倉儲糧食上(shang)(shang)通常使用(yong)(yong)粉劑(ji)防治米(mi)象(xiang)、玉米(mi)象(xiang)、谷(gu)蠹(du)、赤擬谷(gu)盜(dao)等(deng)(deng)(deng)(李媛, 2014)；在(zai)(zai)環境公(gong)共衛生(sheng)方面(mian)，只初除(chu)(chu)(chu)蟲(chong)(chong)(chong)(chong)(chong)菊(ju)(ju)被(bei)作為“波(bo)(bo)斯殺蟲(chong)(chong)(chong)(chong)(chong)粉”在(zai)(zai)市面(mian)上(shang)(shang)推廣，主要用(yong)(yong)于(yu)(yu)殺滅(mie)臭蟲(chong)(chong)(chong)(chong)(chong)、蚊(wen)子，隨后也制作成(cheng)殺蟲(chong)(chong)(chong)(chong)(chong)氣霧劑(ji)用(yong)(yong)于(yu)(yu)家(jia)蠅、蟑螂(lang)、白蟻等(deng)(deng)(deng)防治，直到現在(zai)(zai)日本、東南亞等(deng)(deng)(deng)也還(huan)用(yong)(yong)除(chu)(chu)(chu)蟲(chong)(chong)(chong)(chong)(chong)菊(ju)(ju)作為盤香的(de)原料(程暄生(sheng)等(deng)(deng)(deng), 2005)。除(chu)(chu)(chu)此以外(wai)，天(tian)然除(chu)(chu)(chu)蟲(chong)(chong)(chong)(chong)(chong)菊(ju)(ju)素(su)(su)還(huan)可(ke)加工成(cheng)寵物(wu)香波(bo)(bo)或水乳劑(ji)用(yong)(yong)于(yu)(yu)給寵物(wu)洗澡，殺滅(mie)寵物(wu)身上(shang)(shang)的(de)跳蚤、虱(shi)子等(deng)(deng)(deng)寄(ji)生(sheng)蟲(chong)(chong)(chong)(chong)(chong)(劉(liu)雨晴等(deng)(deng)(deng), 2013)。

天然(ran)除蟲菊(ju)素(su)(su)具有(you)觸殺、胃(wei)毒和驅(qu)避作用(yong)，能(neng)(neng)對(dui)周圍神經(jing)系統、相關系統 及其他部位組織同(tong)(tong)時起作用(yong)。對(dui)害(hai)蟲擊(ji)倒力(li)強，殺蟲譜廣，使用(yong)濃度低，對(dui)人、畜低毒，對(dui)植物及環(huan)境(jing)安全。新朝(chao)陽(yang)生(sheng)物技(ji)術(shu)研究(jiu)院(yuan)經(jing)過反復試驗，克(ke)服除蟲菊(ju)素(su)(su)易分(fen)解的(de)關鍵問(wen)題，同(tong)(tong)時本(ben)(ben)產品(pin)外觀呈(cheng)乳(ru)白色，略帶藍光，與同(tong)(tong)類(lei)產品(pin)差異明(ming)顯(xian)，技(ji)術(shu)優勢明(ming)顯(xian)，產品(pin)具有(you)納米級乳(ru)化性能(neng)(neng)，入水后(hou)云(yun)霧狀自動分(fen)散，乳(ru)液呈(cheng)淡藍色。本(ben)(ben)品(pin)以(yi)除蟲菊(ju)為原料，采用(yong)我公司獨有(you)的(de)“共(gong)提(ti)取技(ji)術(shu)”，獲得(de)含(han)有(you)六種除蟲菊(ju)素(su)(su)有(you)效(xiao)成(cheng)分(fen)（同(tong)(tong)類(lei)產品(pin)只兩(liang)種）為主，富(fu)含(han)多(duo)種植物次(ci)生(sheng)代謝(xie)物質的(de)共(gong)提(ti)合劑。符合有(you)機綠(lv)色生(sheng)產規范，粒徑小，見(jian)效(xiao)快(kuai)，不易產生(sheng)抗性，對(dui)環(huan)境(jing)友好(hao)。景薈(hui)（上海）環(huan)境(jing)科技(ji)有(you)限公司智(zhi)(zhi)能(neng)(neng)驅(qu)蚊系統有(you)限公司為您提(ti)供智(zhi)(zhi)能(neng)(neng)驅(qu)蚊系統，有(you)想法(fa)可以(yi)來(lai)我司咨詢！

與化(hua)學農藥相比(bi)，天(tian)然除(chu)蟲(chong)菊素具(ju)(ju)有眾多優點，如除(chu)蟲(chong)菊素對哺乳動物和鳥類等毒性(xing)(xing)較低，并(bing)且對植物無害(Copping and Duke, 2007)；其(qi)(qi)在(zai)光環境(jing)中不(bu)穩(wen)定的特性(xing)(xing)，使其(qi)(qi)相比(bi)于(yu)其(qi)(qi)他通過化(hua)學反應合(he)成(cheng)的殺(sha)蟲(chong)劑(ji)更(geng)(geng)為安(an)全(quan)，不(bu)會對環境(jing)造成(cheng)污染；天(tian)然除(chu)蟲(chong)菊素是由六種(zhong)除(chu)蟲(chong)菊素組成(cheng)的混合(he)物，因此相比(bi)于(yu)其(qi)(qi)他殺(sha)蟲(chong)劑(ji)更(geng)(geng)不(bu)易產生抗性(xing)(xing)；以及天(tian)然除(chu)蟲(chong)菊素對于(yu)抗性(xing)(xing)物種(zhong)具(ju)(ju)有良好(hao)的防治效果與前(qian)景(jing)(Duchon et al., 2009)。驅(qu)避劑(ji)是指一(yi)種(zhong)涂在(zai)皮膚(fu)、衣服(fu)或其(qi)(qi)他物體表面(mian)的物質，可以阻(zu)止昆(kun)蟲(chong)(以及一(yi)般(ban)的節肢動物)降落(luo)或爬上(shang)該物體表面(mian)，且不(bu)易產生抗藥性(xing)(xing)(陶波(bo)等, 2014)。驅(qu)避劑(ji)有助于(yu)預(yu)防和控制昆(kun)蟲(chong)傳(chuan)播的疾病爆發，如萊姆病、黑死病和登革熱等。天(tian)然除(chu)蟲(chong)菊素及其(qi)(qi)人工合(he)成(cheng)的類似物，除(chu)了具(ju)(ju)有很(hen)強(qiang)的殺(sha)蟲(chong)活(huo)性(xing)(xing)以外還(huan)具(ju)(ju)有較強(qiang)的驅(qu)避活(huo)性(xing)(xing)(Anadón et al., 2009)。智能(neng)驅(qu)蚊系統，就選景(jing)薈（上(shang)海）環境(jing)科技有限(xian)公司(si)智能(neng)驅(qu)蚊系統有限(xian)公司(si)。南京花(hua)園智能(neng)驅(qu)蚊系統價格

景薈（上海(hai)）環境(jing)科技(ji)有(you)限公司致力于提供智(zhi)能(neng)驅(qu)蚊(wen)系統(tong)，竭誠為(wei)您產(chan)品。貴州(zhou)園林智(zhi)能(neng)驅(qu)蚊(wen)系統(tong)廠家

伊蚊不論白天黑夜(ye)(ye)都刺吸(xi)人血(xue),而按蚊一般在夜(ye)(ye)里(li)叮咬吸(xi)血(xue),高峰期(qi)(qi)通常在黎明(ming)前的(de)一個(ge)小時。蚊蟲只適宜30℃左右(you)的(de)溫(wen)度,秋季氣溫(wen)降到10℃以(yi)下時,就會(hui)停止繁殖(zhi)。蚊蟲屬于完全(quan)較(jiao)好(hao)的(de)昆蟲, 生活史分為卵、幼(you)蟲(孑孓(jue))、蛹及成蟲4個(ge)時期(qi)(qi),其幼(you)蟲生活于水中,主(zhu)(zhu)要(yao)(yao)靠取(qu)食水中的(de)有(you)機物即(ji)植物碎(sui)屑為生,成蚊也主(zhu)(zhu)要(yao)(yao)吸(xi)食植物汁液(ye)(只有(you)雌蚊在繁殖(zhi)期(qi)(qi)間才(cai)吸(xi)食人和動物的(de)血(xue)液(ye)), 因(yin)此水和植物是影(ying)響蚊蟲只重要(yao)(yao)的(de)環境(jing)因(yin)素(su)。蚊蟲生活史的(de)各個(ge)階段均與水息(xi)息(xi)相關,卵、幼(you)蟲和蛹的(de)發育必(bi)須在水中完成,成蚊也需要(yao)(yao)選(xuan)擇水體或較(jiao)為潮濕的(de)場所產卵。貴州(zhou)園(yuan)林智能驅蚊系統廠(chang)家

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